40L Waterproof Hiking Backpack with Rain Cover - Spacious Daypack

Our review of the 40L Waterproof Hiking Backpack finds it best suited to multi-day hikers and outdoor travelers who need organized carry with weather protection. The single biggest reason to choose this bag is its combination of a generous 40L capacity and a built-in rain cover, which lets users pack for three to four day trips while keeping gear dry. It is a frame-less, ergonomic daypack built from durable rip-stop polyester and 900D nylon, so it balances load capacity with lightweight comfort for long walks, cycling commutes, or weekend camping.

Key Features

• Generous main compartment: The roomy 40L main compartment fits a sleeping bag, clothing and essentials for 3 to 4 day trips, so users can travel light without leaving important items behind.
• Multiple pockets: Interior pouch for a water bladder, a zippered front pocket and side pockets help keep gear organized and easy to reach on the trail.
• Water-resistant construction: Made from high quality rip-stop polyester and 900D nylon and shipped with an extra rain cover in a bottom pouch to protect contents from heavy rain.
• Comfort-focused fit: Padded, adjustable shoulder straps, breathable mesh and a padded mesh back panel reduce shoulder strain on longer hikes.
• External storage and visibility: Elastic cord for quick-access items and reflective stripes on the shoulder straps improve safety in low light.
• Lightweight portability: At about 1.76 lb and measuring 53 x 33 x 20 cm, it meets most airline carry requirements and packs for short trips without excess bulk.

Who It's For

This pack suits hikers, cyclists and weekend travelers who want a durable, water-resistant daypack with organized storage for multi-day outings. The 40L capacity and separate wet/dry design make it practical for camping and climbing where gear protection and multiple compartments matter.

Those who need a heavy framed pack for long-distance backpacking with technical load-bearing features should look elsewhere, and ultralight hikers seeking minimal single-digit liter packs may find this bag larger than necessary.

Pros & Cons

Pros

• Large, well-organized interior with a dedicated water bladder pouch keeps gear accessible and tidy.
• Durable, water-resistant materials and an included rain cover provide reliable protection in bad weather.
• Comfort features like padded straps and a breathable back panel reduce fatigue on longer outings.
• External elastic cord and side pockets increase carrying flexibility for bottles and quick items.

Cons

• Some users have mixed opinions on pocket layout, so organization preferences may vary depending on what gear you carry.
• Without an internal frame, the pack is less suitable for very heavy loads or technical long-distance backpacking.

Specifications

Capacity	40L
Dimensions	53 x 33 x 20 cm (20.9 x 13 x 7.9 in)
Weight	Approx. 1.76 lb
Material	900D nylon / rip-stop polyester, water-resistant
Compartments	Main compartment, interior water bladder pouch, front zip pocket, two side pockets
Extras	Elastic cord, reflective shoulder stripes, rain cover stored in bottom pouch

Our Verdict

The 40L Waterproof Hiking Backpack is a practical, value-minded choice for weekend hikers, campers and cyclists who want a durable, weather-ready daypack with good organization. Its water-resistant build, comfortable straps and included rain cover make it a versatile bag for three to four day trips, though those needing heavy framed support for long haul loads should consider a different pack.

Frequently Asked Questions

Is there a pocket for a hydration bladder?
Yes, there is an interior pouch designed to hold a water bladder.

Does the pack come with a rain cover?
Yes, an extra rain cover is stored in the bottom pouch to protect gear from heavy rain.

Will this fit as carry on for most airlines?
Yes, the 53 x 33 x 20 cm size meets size requirements for most airlines and is suited for short trips.